Brian McLogan
Complete the square by factoring out a two to label the vertex
👉 Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a quadratic equation. A quadratic equation can be written in the standard form (i.e. in the form y = ax^2 + bx + c) or it...
Brian McLogan
Understand this one thing
In this video I want to make understanding radicals very easy. So I will break down the process of why and how we simplify radicals with variable expressions and numbers. We will focus on the square root and 4th root. Timestamps: 0:00...
Brian McLogan
Simplify the square root of a number
Simplify the square root of an expression with fractions
Brian McLogan
What do you need to know to solve a perfect square trinomial
👉 Learn how to factor polynomials. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. To factor an algebraic expression means to break it up...
Brian McLogan
Learning how to simplify the quotient of a radical expression
👉 Learn how to find the square root of rational expressions. To find the square root of a rational expression, we first express the rational expression as the square root of the numerator divided by the square root of the denominator....
Brian McLogan
Can you add these radicals?
Once you know how to add and subtract radicals it is time to test your skills. This is a type of problem I would see on a test or quiz to really make sure my students know what they are doing.
Brian McLogan
Pre-Calculus - Simplifying a radical by using the imaginary unit i, root (-24)
In this math tutorial I will show you how write a complex number in standard form after simple operations have been performed. You will learn how to find the value of real and imaginary numbers in a complex number and then write it in...
Brian McLogan
Tutorial - How to simplify the square root of a negative square number using imaginary unit i ex 8
In this video playlist you will learn everything you need to know with complex and imaginary numbers - root(-36)
Brian McLogan
How to take the square root of three different types of numbers, root(4), root(18)
👉 Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
Brian McLogan
Master Factoring higher order polynomials using difference of two squares
Inside this course you will gain access to over 130 problems worked out step by step, over 100 extra practice problems with solutions provided and over 15 quizzes to test your skills until you achieve 100% mastery. Also provided are...
Brian McLogan
Simplifying an exponent with a negative rational power
Learn how to evaluate numbers raised to rational powers. When given a number raised to a rational power, we take the nth root of the number where n is the number in the denominator of the rational power, then we raise the result to a...
Brian McLogan
Rewriting a number using i
👉 Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Rewriting a number using i
👉 Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Determine the Zeros for a Polynomial by Factoring
👉 Learn how to find all the zeros of a polynomial. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a polynomial are the values...
Curated Video
Simplifying Complex Fractions with Rational Expressions
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q22, which involves simpifying complex fractions. Students will be able to go through the process of finding a common denominator, simplifying...
Brian McLogan
How to evaluate the square root of a perfect square number ex 3, root(144)
👉 Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
Brian McLogan
Evaluate the square root of a perfect square number ex 5, root(64)
👉 Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
Brian McLogan
Simplify expressions using fundamental identities
👉 Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Brian McLogan
Using the geometric mean to determine the missing parts of a triangle
Learn about the geometric mean of numbers. The geometric mean of n numbers is the nth root of the product of the numbers. To find the geometric mean of n numbers, we first multiply the numbers and then take the nth root of the product.
Brian McLogan
Solve a quadratic equation using the quadratic formula with two real solutions
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Brian McLogan
Combining radical expressions
👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...
Brian McLogan
Simplify the Root of a Number | Simplify Mathematics, Root(50)
👉 Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
KnowMo
Surds, Rationalizing Denominators, and Applying Laws of Surds
This video provides an introduction to surds and explains two laws of surds related to multiplication and division. It also explains how to convert a number in the form of surds to the form of A root B and how to rationalize the...
FuseSchool
Surds
A surd is a square root which cannot be reduced to a whole number. Surds are irrational; they are decimals that never end and never repeat, so cannot be written as fractions. Leaving a number in it's surd form is easier and more accurate...